Accelerator
Computer Concepts
A&B 10.85; Beebug 7.85; MicroUser 1.86; AcornUser 11.85
Compiler

this goes with the GCode ROM.  This is Computer Concept's Accelerator program, which is a BASIC compiler.  Works very well.  Two stage process if I remember right - BASIC converted to Gcode, then compiled from Gcode into assembler.